get_nft_owner

Get the current owner of a specific NFT

SERVERStacks AI MCP Server SOURCEstack-ai-mcp/stacks-mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/stack-ai-mcp-stacks-mcp-server/get-nft-owner.md

WHAT IT DOES

What get_nft_owner does on Stacks AI MCP Server

AI agents call get_nft_owner to retrieve information from Stacks AI MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_nft_owner is rated Low

This tool queries blockchain state to retrieve ownership information about an NFT. It performs no writes, deletions, code execution, or financial transactions. While the server contains financial tools (swaps, lending, staking), this specific tool is a simple read operation that returns immutable historical data.

From the tool's definition Tool name is 'get_nft_owner' and description states 'Get the current owner of a specific NFT' — a pure retrieval operation with no modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_nft_owner safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Stacks AI MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_nft_owner, this is the rule to start with:

get_nft_owner Allowed

get_nft_owner is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_nft_owner": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Stacks AI MCP Server, apply this rule, and every get_nft_owner call is checked against it from then on.

FAQ

Questions about get_nft_owner

What does the get_nft_owner tool do? +

Get the current owner of a specific NFT. It is categorised as a Read tool in the Stacks AI MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_nft_owner? +

Register the Stacks AI MCP Server MCP server in PolicyLayer and add a rule for get_nft_owner: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Stacks AI MCP Server. Nothing to install.

What risk level is get_nft_owner? +

get_nft_owner is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_nft_owner? +

Yes. Add a rate_limit block to the get_nft_owner rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block get_nft_owner completely? +

Set action: deny in the PolicyLayer policy for get_nft_owner. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides get_nft_owner? +

get_nft_owner is provided by the Stacks AI MCP Server MCP server (stack-ai-mcp/stacks-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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